Answer:
I am an activity involving pins flying in the air.
Drop me and the world will shatter. You can always find me where you empty your bladder.
I am just two and two. I am hot. I am cold. I am the parent of numbers that cannot be told. I am a gift beyond measure a matter of course. I am given with pleasure when taken by force.
rub me and a genie might appear
When I point up itβs bright. When I point down itβs dark.
Runs over fields and woods all day. Under the bed at night sits not alone, With long tongue hanging out, Resting at your feet until we go for a walk